223413493 has 2 divisors, whose sum is σ = 223413494. Its totient is φ = 223413492.

The previous prime is 223413479. The next prime is 223413529. The reversal of 223413493 is 394314322.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 220730449 + 2683044 = 14857^2 + 1638^2 .

It is a cyclic number.

It is not a de Polignac number, because 223413493 - 2⁵ = 223413461 is a prime.

It is a super-2 number, since 2×223413493² = 99827177708922098, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (223413433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111706746 + 111706747.

It is an arithmetic number, because the mean of its divisors is an integer number (111706747).

Almost surely, 2^223413493 is an apocalyptic number.

It is an amenable number.

223413493 is a deficient number, since it is larger than the sum of its proper divisors (1).

223413493 is an equidigital number, since it uses as much as digits as its factorization.

223413493 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 15552, while the sum is 31.

The square root of 223413493 is about 14947.0228808281. The cubic root of 223413493 is about 606.7872773054.

The spelling of 223413493 in words is "two hundred twenty-three million, four hundred thirteen thousand, four hundred ninety-three".